Level 1 PSLE
A tank was filled with 55 litre of water at 07 00. Water flowed out of the tank from 07 00 to 11 00. The line graph shows the amount of water in the tank from 07 00 to 11 00.
During which one-hour period was the decrease in the volume of water the greatest?
Give your answer in number. (Eg 1)
(1) From 0700 to 0800
(2) From 0700 to 0900
(3) From 0900 to 1000
(4) From 1000 to 1100
Level 1 PSLE
A tank was filled with 55 litre of water at 07 00. Water flowed out of the tank from 07 00 to 11 00. The line graph shows the amount of water in the tank from 07 00 to 11 00.
During which one-hour period was the decrease in the volume of water the greatest?
Give your answer in number. (Eg 1)
(1) From 0700 to 0800
(2) From 0700 to 0900
(3) From 0900 to 1000
(4) From 1000 to 1100
Level 1 PSLE A tank was filled with 48 litres of water at 06 00. Water flowed out of the tank from 06 00 to 11 00. The line graph shows the amount of water in the tank from 06 00 to 10 00. What was the average decrease in the volume of water in litres per hour from 06 00 to 10 00? (Give your answer in ℓ.)
Level 1 PSLE A tank was filled with 48 litres of water at 06 00. Water flowed out of the tank from 06 00 to 11 00. The line graph shows the amount of water in the tank from 06 00 to 10 00. What was the average decrease in the volume of water in litres per hour from 06 00 to 10 00? (Give your answer in ℓ.)
Level 2 PSLE
A machine started printing posters at 8.00 a.m. on Monday at the rate of 1000 posters per hour. After every 6 hours of printing, it was stopped for an hour. How many posters were printed by 10.00 a.m. the next day?
Level 2
Abel can paint a room in 6 hours. Bala can paint the same room in 3 hours. How long will it take for both of them to paint the same room together?